Target: Dihydropteroate diphosphorylase

Screen Shot 2017-05-15 at 4.41.16 AM.png

Substrates not readily available - Dr. B 060617

EC Number: 2.5.1.15
Protein ID: 9055-61-2
Organism: Salmonellaa enteritidis
Etiological risk group: N/A
Gene Ontology:
GO:0004156DefinitionCatalysis of the reaction: 2-amino-4-hydroxy-6-hydroxymethyl-7,8-dihydropteridine diphosphate + 4-aminobenzoate = diphosphate + dihydropteroate
Disease Information:Salmonella enteritidis is responsible for fever, abdominal cramps, and diarrhea. It is common in food poisoning and causes a typhoid-like disease in mice. It is transmitted through contaminated water, contact with others, and through food. There is no cure for these strains of Salmonella as they eventually leave the body. However, mutant strains could lead to epidemics such as the recent outbreak of salmonella through consumption of peanut butter. Widespread contamination can cause problems for several groups of people and could result in recall of products.

Links:
Science Direct Article
CDC
Medicine Net

Link to TDR Targets: Not present

Essentiality of Target: ExPasy link: Expasy
This enzyme dihydropteroate in bacteria and is essential to the folate biosynthesis pathway. Cofactor production is essential for metabolism. diphosporylase is vital for catalyzing the condensation of 6-hydroxymethyl-7,8-dihydropteridine pyrophosphate to para-aminobenzoic acid to form 7,8-dihydropteroate.

Druggable Target: http://pubs.acs.org/doi/abs/10.1021/acschembio.5b00490
Link to BRENDA: BRENDA EC Number and Enzyme Information
Enzyme Assay: Label-free Fluorescence

3D Structure: Link to PDB (vibrio fisheri synonymous structure)
Screen Shot 2017-05-15 at 4.45.08 AM.png


Amino Acid Length: 279
Extinction Coefficient: Expasy
Ext. coefficient     5960
Abs 0.1% (=1 g/l)   0.198, assuming all pairs of Cys residues form cystines
Molecular Weight: Expasy
30126.25 kDa
Amino Acid Sequence: UniPro
10 20 30 40 50
MVTVFGILNL TEDSFFDESR RLDPAGAVTA AIEMLRVGSD VVDVGPAASH
60 70 80 90 100
PDARPVSPAD EIRRIAPLLD ALSDQMHRVS IDSFQPETQR YALKRGVGYL
110 120 130 140 150
NDIQGFPDPA LYPDIAEADC RLVVMHSAQR DGIATRTGHL RPEDALDEIV
160 170 180 190 200
RFFEARVSAL RRSGVAADRL ILDPGMGFFL SPAPETSLHV LSNLQKLKSA
210 220 230 240 250
LGLPLLVSVS RKSFLGATVG LPVKDLGPAS LAAELHAIGN GADYVRTHAP
260 270
GDLRSAITFS ETLAKFRSRD ARDRGLDHA

Pairwaise BLASTP in NCBI: Link to BLASTP
Screen Shot 2017-05-15 at 5.15.16 AM.png
Query Coverage: 99%
Max % Identities: 99%
% Positives: 99%
Chain used for homology: A

TMpred Graph : Output graph

Screen Shot 2017-05-15 at 5.01.53 AM.png


Inhibitor: Sulfadizine
CDS Gene Sequence: Sequence Information

>ENA|EU934512|EU934512.2 Salmonella enterica subsp. enterica serovar Senftenberg strain SRC119 plasmid pSRC119-1 class 1 integron, partial sequence.
GACGATGCGTGGAGACCGAAACCTTGCGCTCGTTCGCCAGCCAGGACAGAAATGCCTCGA
CTTCGCTGCTGCCCAAGGTTGCCGGGTGACGCACACCGTGGAAACGGATGAAGGCACGAA
CCCAGTTGACATAAGCCTGTTCGGTTCGTAAACTGTAATGCAAGTAGCGTATGCGCTCAC
GCAACTGGTCCAGAACCTTGACCGAACGCAGCGGTGGTAACGGCGCAGTGGCGGTTTTCA
TGGCTTGTTATGACTGTTTTTTTGTACAGTCTATGCCTCGGGCATCCAAGCAGCAAGCGC
AAGCAGCTATCGTTTTTGCAGTGCTGTGCCGCCTCGGTGGCGCAGCGTTTTTTCACGGTT
AGCGCCCGTCGCCAAATTCAAGTTATCCGTTTTGGCTTCTGGTTCTAACATTTCGGTCAA
GCCGACCCGCATTCTGCGGTCGGCTTACCTCGCCCGTTAGACATCATGAGGGAAGCGGTG
ACCATCGAAATTTCGAACCAACTATCAGAGGTGCTAAGCGTCATTGAGCGCCATCTGGAA
TCAACGTTGCTGGCCGTGCATTTGTACGGCTCCGCAGTGGATGGCGGCCTGAAGCCATAC
AGCGATATTGATTTGTTGGTTACTGTGGCCGTAAAGCTTGATGAAACGACGCGGCGAGCA
TTGCTCAATGATCTTATGGAGGCTTCGGCTTTCCCTGGCGAGAGCGAGACGCTCCGCGCT
ATAGAAGTCACCCTTGTCGTGCATGACGACATCATCCCGTGGCGTTATCCGGCTAAGCGC
GAGCTGCAATTTGGAGAATGGCAGCGCAATGACATTCTTGCGGGTATCTTCGAGCCAGCC
ATGATCGACATTGATCTAGCTATCCTGCTTACAAAAGCAAGAGAACATAGCGTTGCCTTG
GTAGGTCCGGCAGCGGAGGAATTCTTTGACCCGGTTCCTGAACAGGATCTATTCGAGGCG
CTGAGGGAAACCTTGAAGCTATGGAACTCGCAGCCCGACTGGGCCGGCGATGAGCGAAAT
GTAGTGCTTACGTTGTCCCGCATTTGGTACAGCGCAATAACCGGCAAAATCGCGCCGAAG
GATGTCGCTGCCGACTGGGCAATAAAACGCCTACCTGCCCAGTATCAGCCCGTCTTACTT
GAAGCTAAGCAAGCTTATCTGGGACAAAAAGAAGATCACTTGGCCTCACGCGCAGATCAC
TTGGAAGAATTTATTCGCTTTGTGAAAGGCGAGATCATCAAGTCAGTTGGTAAATGATGT
CTAACAATTCGTTCAAGCCGACCGCGCTACGCGCGGCGGCTTAACTCCGGCGTTAGATGC
ACTAAGCACATAATTGCTCACAGCCAAACTATCAGGTCAAGTCTGCTTTTATTATTTTTA
AGCGTGCATAATAAGCCCTACACAAATTGGGAGATATATCATGAAAGGCTGGCTTTTTCT
TGTTATCGCAATAGTTGGCGAAGTAATCGCAACATCCGCATTAAAATCTAGCGAGGGCTT
TACTAAGCTTGCCCCTTCCGCCGTTGTCATAATCGGTTATGGCATCGCATTTTATTTTCT
TTCTCTGGTTCTGAAATCCATCCCTGTCGGTGTTGCTTATGCAGTCTGGTCGGGACTCGG
CGTCGTCATAATTACAGCCATTGCCTGGTTGCTTCATGGGCAAAAGCTTGATGCGTGGGG
CTTTGTAGGTATGGGGCTCATAATTGCTGCCTTTTTGCTCGCCCGATCCCCATCGTGGAA
GTCGCTGCGGAGGCCGACGCCATGGTGACGGTGTTCGGCATTCTGAATCTCACCGAGGAC
TCCTTCTTCGATGAGAGCCGGCGGCTAGACCCCGCCGGCGCTGTCACCGCGGCGATCGAA
ATGCTGCGAGTCGGATCAGACGTCGTGGATGTCGGACCGGCCGCCAGCCATCCGGACGCG
AGGCCTGTATCGCCGGCCGATGAGATCAGACGTATTGCGCCGCTCTTAGACGCCCTGTCC
GATCAGATGCACCGTGTTTCAATCGACAGCTTCCAACCGGAAACCCAGCGCTATGCGCTC
AAGCGCGGCGTGGGCTACCTGAACGATATCCAAGGATTTCCTGACCCTGCGCTCTATCCC
GATATTGCTGAGGCGGACTGCAGGCTGGTGGTTATGCACTCAGCGCAGCGGGATGGCATC
GCCACCCGCACCGGTCACCTTCGACCCGAAGACGCGCTCGACGAGATTGTGCGGTTCTTC
GAGGCGCGGGTTTCCGCCTTGCGACGGAGCGGGGTCGCTGCCGACCGGCTCATCCTCGAT
CCGGGGATGGGATTTTTCTTGAGCCCCGCACCGGAAACATCGCTGCACGTGCTGTCGAAC
CTTCAAAAGCTGAAGTCGGCGTTGGGGCTTCCGCTATTGGTCTCGGTGTCGCGGAAATCC
TTCTTGGGCGCCACCGTTGGCCTTCCTGTAAAGGATCTGGGTCCAGCGAGCCTTGCGGCG
GAACTTCACGCGATCGGCAATGGCGCTGACTACGTCCGCACCCACGCGCCTGGAGATCTG
CGAAGCGCAATCACCTTCTCGGAAACCCTCGCGAAATTTCGCAGTCGCGACGCCAGAGAC
CGAGGGTTAGATCATGCCTAGCATTCACCTTCCGGCCGCCCGCTAGCGGACCCTGGTCAG
GTTCCGCGAAGGTGGGCGCAGACATGCTGGGCTCGTCAGGATCAAACTGCACTATGAGGC
GGCGGTTCATACCGCGCCAGGGGAGCGAATGGACAGCGAGGAGCCTCCGAACGTTCGGGT
CGCCTGCTCGGGTGATATCGACGAGGTTGTGCGGCTGATGCACGACGCTGCGGCGTGGAT
GTCCGCCAAGGGAACGCCCGCCTGGGACGTCGCGCGGATCGACCGGACATTCGCGGAGAC
CTTCGTCCTGAGATCCGAGCTCCTAGTCGCGAGTTGCAGCGACGGCATCGTCGGCTGTTG
CACCTTGTCGGCCGAGGATCCCGAGTTCTGGCCCGACGCCCTCAAGGGGGAGGCCGCATA
TCTGCACAAGCTCGCGGTGCGACGGACACATGCGGGCCGGGGTGTCAGCTCCGCGCTGAT
CGAGGCTTGCCGCCATGCCGCGCGAACGCAGGGGTGCGCCAAGCTGCGGCTCGACTGCCA
CCCGAACCTGCGTGGCCTATACGAGCGGCTCGGATTCACCCACGTCGACACTTTCAATCC
CGGCTGGGATCCAACCTTCATCGCAGAACGCCTAGAACTCGAAATCTAACGTCCGTTCGG
GCATCGAGGTCCATGTCGGGGTGGGACGGGCCCGTGGCTTCAAGATCACTTGCAGTCCGA
CCGCGATGTCTTGGTTGCGCGAGAGGTTGTCGACAGGCCATGCTGAGTGTGCGATGGTTG
ATCGCTTCCTCGCCGCTCTCCACGGCGACGATGGCCGCCGCCATCAGCAAGTGCGCCAGT
TCCCCTATGGTGCCCTCGCTGCGTGTGAGCAGGTAGCGAGCCATGTCCAGCGTGGCAATT
GGGGAAGGCCGGCGCAGCGGGAGCGAAGCGGCGAAGCTGGCCAGCAGTGAGCAGCAATCG
TCGTTGGCCTCCCATACCGGCAGCATCATCGGCTCGAAGCGATTTTCCAACTGGTCATCG
GAGCGGATGGCTAGGTAGGCGTCGCGCGTGCCTACCCCAACCAACGGGATGCGCAGTTCG
TTGCCGAGGAAGCGCAGCAGGTTGAGGAATTC
 
 
GC% Content for gene: 6.776895%
CDS Gene Sequence (codon optimized) - N/a
GC% Content for gene (codon optimized): N/a